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annotate graal/com.oracle.graal.replacements.test/src/com/oracle/graal/replacements/test/StandardMethodSubstitutionsTest.java @ 12054:bba234a1670e

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grouped provider values/parameters into a Providers object (GRAAL-511)
author Doug Simon <doug.simon@oracle.com>
date Fri, 11 Oct 2013 16:11:21 +0200
parents df9d338b0764
children 9334392ed279
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8436
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1 /*
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.replacements.test;
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24
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25 import static com.oracle.graal.graph.UnsafeAccess.*;
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26 import static com.oracle.graal.replacements.UnsafeSubstitutions.*;
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27
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28 import java.lang.reflect.*;
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29 import java.util.concurrent.atomic.*;
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30
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31 import org.junit.*;
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33 import sun.misc.*;
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34
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35 import com.oracle.graal.api.replacements.*;
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36 import com.oracle.graal.nodes.*;
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37 import com.oracle.graal.nodes.calc.*;
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38 import com.oracle.graal.replacements.*;
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39 import com.oracle.graal.replacements.nodes.*;
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40
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41 /**
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42 * Tests the VM independent {@link MethodSubstitution}s.
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43 */
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44 public class StandardMethodSubstitutionsTest extends MethodSubstitutionTest {
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45
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46 static long off(Object o, String name) {
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47 try {
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48 return unsafe.objectFieldOffset(o.getClass().getDeclaredField(name));
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49 } catch (Exception e) {
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50 Assert.fail(e.toString());
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51 return 0L;
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52 }
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53 }
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54
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55 static class Foo {
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56
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57 boolean z;
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58 byte b;
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59 short s;
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60 char c;
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61 int i;
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62 long l;
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63 float f;
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64 double d;
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65 Object o;
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66
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67 void testGet(Field field, long offset, String getName, Object value) throws Exception {
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68 field.set(this, value);
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69 Method m1 = Unsafe.class.getDeclaredMethod(getName, Object.class, long.class);
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70 Method m2 = UnsafeSubstitutions.class.getDeclaredMethod(getName, Object.class, Object.class, long.class);
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71 Object expected = m1.invoke(unsafe, this, offset);
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72 Object actual = m2.invoke(null, unsafe, this, offset);
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73 Assert.assertEquals(expected, actual);
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74 }
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75
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76 void testDirect(Field field, long offset, String type, Object value) throws Exception {
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77 if (type.equals("Boolean") || type.equals("Object")) {
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78 // No direct memory access for these types
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79 return;
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80 }
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81
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82 long address = unsafe.allocateMemory(offset + 16);
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83
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84 String getName = "get" + type;
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85 String putName = "put" + type;
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86 Method m1 = Unsafe.class.getDeclaredMethod(putName, long.class, field.getType());
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87 Method m2 = Unsafe.class.getDeclaredMethod(getName, long.class);
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88
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89 Method m3 = UnsafeSubstitutions.class.getDeclaredMethod(putName, Object.class, long.class, field.getType());
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90 Method m4 = UnsafeSubstitutions.class.getDeclaredMethod(getName, Object.class, long.class);
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91
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92 m1.invoke(unsafe, address + offset, value);
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93 Object expected = m2.invoke(unsafe, address + offset);
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94
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95 m3.invoke(null, unsafe, address + offset, value);
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96 Object actual = m4.invoke(null, unsafe, address + offset);
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97
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98 unsafe.freeMemory(address);
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99 Assert.assertEquals(expected, actual);
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100 }
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101
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102 void testPut(Field field, long offset, String putName, Object value) throws Exception {
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103 Object initialValue = field.get(new Foo());
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104 field.set(this, initialValue);
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105
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106 try {
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107 Method m1 = Unsafe.class.getDeclaredMethod(putName, Object.class, long.class, field.getType());
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108 Method m2 = UnsafeSubstitutions.class.getDeclaredMethod(putName, Object.class, Object.class, long.class, field.getType());
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109 m1.invoke(unsafe, this, offset, value);
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110 Object expected = field.get(this);
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111 m2.invoke(null, unsafe, this, offset, value);
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112 Object actual = field.get(this);
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113 Assert.assertEquals(expected, actual);
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114 } catch (NoSuchMethodException e) {
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115 if (!putName.startsWith("putOrdered")) {
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116 throw e;
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117 }
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118 }
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119 }
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120
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121 void test(String fieldName, String typeSuffix, Object value) {
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122 try {
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123 Field field = Foo.class.getDeclaredField(fieldName);
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124 long offset = unsafe.objectFieldOffset(field);
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125 testGet(field, offset, "get" + typeSuffix, value);
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126 testGet(field, offset, "get" + typeSuffix + "Volatile", value);
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127 testPut(field, offset, "put" + typeSuffix, value);
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128 testPut(field, offset, "put" + typeSuffix + "Volatile", value);
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129 testPut(field, offset, "putOrdered" + typeSuffix, value);
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130 testDirect(field, offset, typeSuffix, value);
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131 } catch (Exception e) {
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132 throw new AssertionError(e);
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133 }
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134 }
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135 }
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136
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137 @Test
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138 public void testUnsafeSubstitutions() throws Exception {
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139 test("unsafeCompareAndSwapInt");
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140 test("unsafeCompareAndSwapLong");
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141 test("unsafeCompareAndSwapObject");
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142
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143 test("unsafeGetBoolean");
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144 test("unsafeGetByte");
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145 test("unsafeGetShort");
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146 test("unsafeGetChar");
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147 test("unsafeGetInt");
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148 test("unsafeGetLong");
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149 test("unsafeGetFloat");
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150 test("unsafeGetDouble");
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151 test("unsafeGetObject");
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152
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153 test("unsafePutBoolean");
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154 test("unsafePutByte");
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155 test("unsafePutShort");
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156 test("unsafePutChar");
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157 test("unsafePutInt");
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158 test("unsafePutFloat");
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159 test("unsafePutDouble");
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160 test("unsafePutObject");
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161
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162 test("unsafeDirectMemoryRead");
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163 test("unsafeDirectMemoryWrite");
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164
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165 AtomicInteger a1 = new AtomicInteger(42);
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166 AtomicInteger a2 = new AtomicInteger(42);
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167 assertEquals(unsafe.compareAndSwapInt(a1, off(a1, "value"), 42, 53), compareAndSwapInt(unsafe, a2, off(a2, "value"), 42, 53));
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168 assertEquals(a1.get(), a2.get());
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169
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170 AtomicLong l1 = new AtomicLong(42);
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171 AtomicLong l2 = new AtomicLong(42);
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172 assertEquals(unsafe.compareAndSwapLong(l1, off(l1, "value"), 42, 53), compareAndSwapLong(unsafe, l2, off(l2, "value"), 42, 53));
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173 assertEquals(l1.get(), l2.get());
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174
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175 AtomicReference o1 = new AtomicReference<>("42");
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176 AtomicReference o2 = new AtomicReference<>("42");
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177 assertEquals(unsafe.compareAndSwapObject(o1, off(o1, "value"), "42", "53"), compareAndSwapObject(unsafe, o2, off(o2, "value"), "42", "53"));
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178 assertEquals(o1.get(), o2.get());
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179
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180 Foo f1 = new Foo();
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181 f1.test("z", "Boolean", Boolean.TRUE);
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182 f1.test("b", "Byte", Byte.MIN_VALUE);
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183 f1.test("s", "Short", Short.MAX_VALUE);
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184 f1.test("c", "Char", '!');
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185 f1.test("i", "Int", 1010010);
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186 f1.test("f", "Float", -34.5F);
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187 f1.test("l", "Long", 99999L);
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188 f1.test("d", "Double", 1234.5678D);
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189 f1.test("o", "Object", "object");
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190 }
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191
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192 @SuppressWarnings("all")
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193 public static boolean unsafeCompareAndSwapInt(Unsafe unsafe, Object obj, long offset) {
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194 return unsafe.compareAndSwapInt(obj, offset, 0, 1);
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195 }
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196
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197 @SuppressWarnings("all")
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198 public static boolean unsafeCompareAndSwapLong(Unsafe unsafe, Object obj, long offset) {
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199 return unsafe.compareAndSwapLong(obj, offset, 0, 1);
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200 }
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201
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202 @SuppressWarnings("all")
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203 public static boolean unsafeCompareAndSwapObject(Unsafe unsafe, Object obj, long offset) {
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204 return unsafe.compareAndSwapObject(obj, offset, null, new Object());
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205 }
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206
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207 @SuppressWarnings("all")
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208 public static boolean unsafeGetBoolean(Unsafe unsafe, Object obj, long offset) {
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209 return unsafe.getBoolean(obj, offset) && unsafe.getBooleanVolatile(obj, offset);
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210 }
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211
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212 @SuppressWarnings("all")
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213 public static int unsafeGetByte(Unsafe unsafe, Object obj, long offset) {
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214 return unsafe.getByte(obj, offset) + unsafe.getByteVolatile(obj, offset);
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215 }
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216
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217 @SuppressWarnings("all")
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218 public static int unsafeGetShort(Unsafe unsafe, Object obj, long offset) {
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219 return unsafe.getShort(obj, offset) + unsafe.getShortVolatile(obj, offset);
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220 }
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221
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222 @SuppressWarnings("all")
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223 public static int unsafeGetChar(Unsafe unsafe, Object obj, long offset) {
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224 return unsafe.getChar(obj, offset) + unsafe.getCharVolatile(obj, offset);
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225 }
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226
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227 @SuppressWarnings("all")
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228 public static int unsafeGetInt(Unsafe unsafe, Object obj, long offset) {
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229 return unsafe.getInt(obj, offset) + unsafe.getIntVolatile(obj, offset);
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230 }
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231
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232 @SuppressWarnings("all")
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233 public static long unsafeGetLong(Unsafe unsafe, Object obj, long offset) {
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234 return unsafe.getLong(obj, offset) + unsafe.getLongVolatile(obj, offset);
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235 }
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236
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237 @SuppressWarnings("all")
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238 public static float unsafeGetFloat(Unsafe unsafe, Object obj, long offset) {
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239 return unsafe.getFloat(obj, offset) + unsafe.getFloatVolatile(obj, offset);
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240 }
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241
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242 @SuppressWarnings("all")
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243 public static double unsafeGetDouble(Unsafe unsafe, Object obj, long offset) {
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244 return unsafe.getDouble(obj, offset) + unsafe.getDoubleVolatile(obj, offset);
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245 }
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246
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247 @SuppressWarnings("all")
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248 public static boolean unsafeGetObject(Unsafe unsafe, Object obj, long offset) {
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249 return unsafe.getObject(obj, offset) == unsafe.getObjectVolatile(obj, offset);
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250 }
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251
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252 @SuppressWarnings("all")
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253 public static void unsafePutBoolean(Unsafe unsafe, Object obj, long offset, boolean value) {
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254 unsafe.putBoolean(obj, offset, value);
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255 unsafe.putBooleanVolatile(obj, offset, value);
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256 }
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257
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258 @SuppressWarnings("all")
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259 public static void unsafePutByte(Unsafe unsafe, Object obj, long offset, byte value) {
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260 unsafe.putByte(obj, offset, value);
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261 unsafe.putByteVolatile(obj, offset, value);
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262 }
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263
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264 @SuppressWarnings("all")
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265 public static void unsafePutShort(Unsafe unsafe, Object obj, long offset, short value) {
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266 unsafe.putShort(obj, offset, value);
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267 unsafe.putShortVolatile(obj, offset, value);
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268 }
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269
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270 @SuppressWarnings("all")
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271 public static void unsafePutChar(Unsafe unsafe, Object obj, long offset, char value) {
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272 unsafe.putChar(obj, offset, value);
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273 unsafe.putCharVolatile(obj, offset, value);
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274 }
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275
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276 @SuppressWarnings("all")
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277 public static void unsafePutInt(Unsafe unsafe, Object obj, long offset, int value) {
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278 unsafe.putInt(obj, offset, value);
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279 unsafe.putIntVolatile(obj, offset, value);
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280 unsafe.putOrderedInt(obj, offset, value);
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281 }
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282
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283 @SuppressWarnings("all")
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284 public static void unsafePutLong(Unsafe unsafe, Object obj, long offset, long value) {
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285 unsafe.putLong(obj, offset, value);
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286 unsafe.putLongVolatile(obj, offset, value);
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287 unsafe.putOrderedLong(obj, offset, value);
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288 }
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289
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290 @SuppressWarnings("all")
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291 public static void unsafePutFloat(Unsafe unsafe, Object obj, long offset, float value) {
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292 unsafe.putFloat(obj, offset, value);
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293 unsafe.putFloatVolatile(obj, offset, value);
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294 }
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295
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296 @SuppressWarnings("all")
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297 public static void unsafePutDouble(Unsafe unsafe, Object obj, long offset, double value) {
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298 unsafe.putDouble(obj, offset, value);
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299 unsafe.putDoubleVolatile(obj, offset, value);
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300 }
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301
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302 @SuppressWarnings("all")
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303 public static void unsafePutObject(Unsafe unsafe, Object obj, long offset, Object value) {
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304 unsafe.putObject(obj, offset, value);
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305 unsafe.putObjectVolatile(obj, offset, value);
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306 unsafe.putOrderedObject(obj, offset, value);
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307 }
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308
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309 @SuppressWarnings("all")
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310 public static double unsafeDirectMemoryRead(Unsafe unsafe, long address) {
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311 // Unsafe.getBoolean(long) and Unsafe.getObject(long) do not exist
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312 return unsafe.getByte(address) + unsafe.getShort(address) + unsafe.getChar(address) + unsafe.getInt(address) + unsafe.getLong(address) + unsafe.getFloat(address) + unsafe.getDouble(address);
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313 }
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314
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315 @SuppressWarnings("all")
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316 public static void unsafeDirectMemoryWrite(Unsafe unsafe, long address, byte value) {
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317 // Unsafe.putBoolean(long) and Unsafe.putObject(long) do not exist
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318 unsafe.putByte(address, value);
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319 unsafe.putShort(address, value);
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320 unsafe.putChar(address, (char) value);
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321 unsafe.putInt(address, value);
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322 unsafe.putLong(address, value);
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323 unsafe.putFloat(address, value);
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324 unsafe.putDouble(address, value);
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325 }
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326
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327 @Test
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328 public void testMathSubstitutions() {
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329 assertInGraph(assertNotInGraph(test("mathAbs"), IfNode.class), MathIntrinsicNode.class); // Java
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330 test("math");
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331
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332 double value = 34567.891D;
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333 assertEquals(Math.sqrt(value), MathSubstitutionsX86.sqrt(value));
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334 assertEquals(Math.log(value), MathSubstitutionsX86.log(value));
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335 assertEquals(Math.log10(value), MathSubstitutionsX86.log10(value));
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336 assertEquals(Math.sin(value), MathSubstitutionsX86.sin(value));
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337 assertEquals(Math.cos(value), MathSubstitutionsX86.cos(value));
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338 assertEquals(Math.tan(value), MathSubstitutionsX86.tan(value));
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339 }
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340
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341 @SuppressWarnings("all")
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342 public static double mathAbs(double value) {
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343 return Math.abs(value);
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344 }
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345
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346 @SuppressWarnings("all")
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347 public static double math(double value) {
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348 return Math.sqrt(value) + Math.log(value) + Math.log10(value) + Math.sin(value) + Math.cos(value) + Math.tan(value);
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349 // Math.exp(value) +
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350 // Math.pow(value, 13);
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351 }
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352
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353 @Test
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354 public void testIntegerSubstitutions() {
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355 assertInGraph(test("integerReverseBytes"), ReverseBytesNode.class); // Java
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356 assertInGraph(test("integerNumberOfLeadingZeros"), BitScanReverseNode.class); // Java
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357 assertInGraph(test("integerNumberOfTrailingZeros"), BitScanForwardNode.class); // Java
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358 assertInGraph(test("integerBitCount"), BitCountNode.class); // Java
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359
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360 for (int i : new int[]{Integer.MIN_VALUE, -1, 0, 1, Integer.MAX_VALUE}) {
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361 assertEquals(Integer.reverseBytes(i), IntegerSubstitutions.reverseBytes(i));
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362 assertEquals(Integer.numberOfLeadingZeros(i), IntegerSubstitutions.numberOfLeadingZeros(i));
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363 assertEquals(Integer.numberOfTrailingZeros(i), IntegerSubstitutions.numberOfTrailingZeros(i));
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364 assertEquals(Integer.bitCount(i), IntegerSubstitutions.bitCount(i));
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365 }
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366 }
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367
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368 @SuppressWarnings("all")
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369 public static int integerReverseBytes(int value) {
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370 return Integer.reverseBytes(value);
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371 }
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372
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373 @SuppressWarnings("all")
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374 public static int integerNumberOfLeadingZeros(int value) {
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375 return Integer.numberOfLeadingZeros(value);
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376 }
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377
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378 @SuppressWarnings("all")
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379 public static int integerNumberOfTrailingZeros(int value) {
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380 return Integer.numberOfTrailingZeros(value);
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381 }
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382
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383 @SuppressWarnings("all")
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384 public static int integerBitCount(int value) {
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385 return Integer.bitCount(value);
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386 }
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387
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388 @Test
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389 public void testLongSubstitutions() {
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390 assertInGraph(test("longReverseBytes"), ReverseBytesNode.class); // Java
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391 assertInGraph(test("longNumberOfLeadingZeros"), BitScanReverseNode.class); // Java
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392 assertInGraph(test("longNumberOfTrailingZeros"), BitScanForwardNode.class); // Java
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393 assertInGraph(test("longBitCount"), BitCountNode.class); // Java
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394
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395 for (long l : new long[]{Long.MIN_VALUE, -1L, 0L, 1L, Long.MAX_VALUE}) {
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396 assertEquals(Long.reverseBytes(l), LongSubstitutions.reverseBytes(l));
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diff changeset
397 assertEquals(Long.numberOfLeadingZeros(l), LongSubstitutions.numberOfLeadingZeros(l));
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398 assertEquals(Long.numberOfTrailingZeros(l), LongSubstitutions.numberOfTrailingZeros(l));
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diff changeset
399 assertEquals(Long.bitCount(l), LongSubstitutions.bitCount(l));
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400 }
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401 }
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402
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403 @SuppressWarnings("all")
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404 public static long longReverseBytes(long value) {
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diff changeset
405 return Long.reverseBytes(value);
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406 }
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407
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408 @SuppressWarnings("all")
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409 public static long longNumberOfLeadingZeros(long value) {
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diff changeset
410 return Long.numberOfLeadingZeros(value);
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411 }
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412
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413 @SuppressWarnings("all")
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414 public static long longNumberOfTrailingZeros(long value) {
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415 return Long.numberOfTrailingZeros(value);
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416 }
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417
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418 @SuppressWarnings("all")
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419 public static int longBitCount(long value) {
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420 return Long.bitCount(value);
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421 }
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422
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423 @Test
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424 public void testFloatSubstitutions() {
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425 assertInGraph(test("floatToIntBits"), ConvertNode.class); // Java
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426 test("intBitsToFloat");
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427 }
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428
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429 @SuppressWarnings("all")
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430 public static int floatToIntBits(float value) {
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431 return Float.floatToIntBits(value);
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432 }
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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433
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434 @SuppressWarnings("all")
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435 public static float intBitsToFloat(int value) {
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436 return Float.intBitsToFloat(value);
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437 }
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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438
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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439 @Test
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440 public void testDoubleSubstitutions() {
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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441 assertInGraph(test("doubleToLongBits"), ConvertNode.class); // Java
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442 test("longBitsToDouble");
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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443 }
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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444
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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445 @SuppressWarnings("all")
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446 public static long doubleToLongBits(double value) {
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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447 return Double.doubleToLongBits(value);
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448 }
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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449
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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450 @SuppressWarnings("all")
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451 public static double longBitsToDouble(long value) {
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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452 return Double.longBitsToDouble(value);
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453 }
10293cbfc2b6 wrote implementations for node intrinsics so that they can be interpreted when a method substitution is deoptimized and added unit tests to ensure existing method substitutions can run interpreted
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454 }